{
    "policy": {
        "name": "sp001",
        "spec": {
            "properties": {
                "adjustment": {
                    "min_step": 1,
                    "number": 1,
                    "type": "CHANGE_IN_CAPACITY"
                },
                "event": "CLUSTER_SCALE_IN"
            },
            "type": "senlin.policy.scaling",
            "version": "1.0"
        }
    }
}